<template>
  <div class="login-container">

    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">

      <div class="title-container">
        <h3 class="title">{{ $t('login.title') }}</h3>
      </div>

      <el-form-item prop="loginName">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          v-model="loginForm.loginName"
          :placeholder="$t('login.loginName')"
          name="loginName"
          type="text"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :type="passwordType"
          v-model="loginForm.password"
          :placeholder="$t('login.password')"
          name="password"
          auto-complete="on" />
        <!-- @keyup.enter.native="handleLogin" /> -->
        <span class="show-pwd" @click="showPwd">
          <svg-icon icon-class="eye" />
        </span>
      </el-form-item>

      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">{{ $t('login.logIn') }}</el-button>

      <div style="position:relative">
        <div class="tips">
          <span>{{ $t('login.loginName') }} : admin</span>
          <span>{{ $t('login.password') }} : {{ $t('login.any') }}</span>
        </div>
        <div class="tips">
          <span style="margin-right:18px;">{{ $t('login.loginName') }} : editor</span>
          <span>{{ $t('login.password') }} : {{ $t('login.any') }}</span>
        </div>

        <el-button class="register-button" type="text" @click="showDialog=true">{{ $t('login.register1') }}</el-button>
      </div>
    </el-form>

    <el-dialog :title="$t('login.register2')" :visible.sync="showDialog">
      <el-form ref="registerForm" :model="registerForm" :rules="registerRules" auto-complete="on" label-position="left">

        <el-form-item prop="userLogin" class="el-form-item2">
          <span class="svg-container2">
            <svg-icon icon-class="user" />
          </span>
          <el-input
            v-model="registerForm.userLogin"
            :placeholder="$t('login.loginName')"
            name="userLogin"
            type="text"
            auto-complete="on"
          />
        </el-form-item>

        <el-form-item prop="userName" class="el-form-item2">
          <span class="svg-container2">
            <svg-icon icon-class="user" />
          </span>
          <el-input
            v-model="registerForm.userName"
            :placeholder="$t('login.userName')"
            name="userName"
            type="text"
            auto-complete="on"
          />
        </el-form-item>

        <el-form-item prop="userEmail" class="el-form-item2">
          <span class="svg-container2">
            <svg-icon icon-class="email" />
          </span>
          <el-input
            v-model="registerForm.userEmail"
            :placeholder="$t('login.email')"
            name="userEmail"
            type="text"
            auto-complete="on"
          />
        </el-form-item>

        <el-form-item prop="userPassword" class="el-form-item2">
          <span class="svg-container2">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :type="passwordType"
            v-model="registerForm.userPassword"
            :placeholder="$t('login.password')"
            name="userPassword"
            auto-complete="on"
            @keyup.enter.native="handleLogin" />
          <span class="show-pwd" @click="showPwd">
            <svg-icon icon-class="eye" />
          </span>
        </el-form-item>

        <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click="createUser">{{ $t('login.register1') }}</el-button>

      </el-form>
      <br>
    </el-dialog>

  </div>
</template>

<script>
import { isvalidUsername, isValidateEmail, isvalidLength } from '@/utils/validate'
import { saveUser } from '@/api/user/user'

export default {
  name: 'Login',
  data() {
    const validateLoginName2 = (rule, value, callback) => {
      if (!isvalidUsername(value)) {
        callback(new Error('Please enter the correct user name'))
      } else {
        callback()
      }
    }
    const validateUserName = (rule, value, callback) => {
      if (!isvalidLength(value, 10)) {
        callback(new Error('Please enter the correct user name'))
      } else {
        callback()
      }
    }
    const validateEmail = (rule, value, callback) => {
      if (!isValidateEmail(value)) {
        callback(new Error('Please enter the correct email'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('The password can not be less than 6 digits'))
      } else {
        callback()
      }
    }
    const validateLoginName = (rule, value, callback) => {
      if (!isvalidLength(value, 10)) {
        callback(new Error('Please enter the correct user name'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        loginName: 'admin',
        password: '1111111'
      },
      loginRules: {
        loginName: [{ required: true, trigger: 'blur', validator: validateLoginName2 }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      passwordType: 'password',
      loading: false,
      showDialog: false,
      redirect: undefined,
      registerForm: {
        userlogin: '',
        userName: '',
        userEmail: '',
        userPassword: '',
        buId: 0
      },
      registerRules: {
        userlogin: [{ required: true, trigger: 'blur', validator: validateLoginName }],
        userName: [{ required: true, trigger: 'blur', validator: validateUserName }],
        userEmail: [{ required: true, trigger: 'blur', validator: validateEmail }],
        userPassword: [{ required: true, trigger: 'blur', validator: validatePassword }]
      }
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  created() {
    // window.addEventListener('hashchange', this.afterQRScan)
  },
  destroyed() {
    // window.removeEventListener('hashchange', this.afterQRScan)
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          // TODO $store.dispatch /store/module/user.js
          // this.$store.dispatch('LoginByUsername', this.loginForm).then(() => {
          this.$store.dispatch('LoginByLoginName', this.loginForm).then(() => {
            this.loading = false
            this.$router.push({ path: this.redirect || '/' })
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    createUser() {
      this.$refs.registerForm.validate(valid => {
        if (valid) {
          this.showDialog = false
          saveUser(this.registerForm).then(response => {
            console.log(response.data)
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss">
  /* 修复input 背景不协调 和光标变色 */
  /* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

  $bg:#283443;
  $light_gray:#bfcbda;
  $cursor: #409EFF;

  @supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
    .login-container .el-input input{
      color: $cursor;
      &::first-line {
        color: $light_gray;
      }
    }
  }

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;
      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        caret-color: $cursor;
        &:-webkit-autofill {
          -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: $cursor !important;
        }
      }
    }
    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #ebe8e8;
    }
  }
</style>

<style rel="stylesheet/scss" lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;
  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }
  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;
    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }
  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }
  .svg-container2 {
    padding: 6px 5px 6px 15px;
    color: $light_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }
  .title-container {
    position: relative;
    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }
  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
  .register-button {
    position: absolute;
    right: 0;
    bottom: 6px;
  }
  .el-form-item2 {
    border: 1px solid rgba(200, 200, 200, 1);
    background: rgba(255, 255, 255, 1);
    border-radius: 5px;
    color: $light_gray;
  }
}
</style>
